Cut 120 g butter into pieces. Knead flour, salt, butter, egg yolks and 3-5 tablespoons of cold water first with the dough hook of the hand mixer, then with your hands to a smooth dough. Wrap the dough in foil and chill for about 30 minutes
Clean and wash the spring onions and cut them into thin rings. Heat 1 tbsp. butter in a pan and sauté the onions for 5-8 minutes without them turning colour. Season with salt and pepper. Wash, clean and thinly slice the tomatoes
Roll out the dough on baking paper in a thin round sheet (approx. 24 cm Ø) and place on a baking tray. First spread spring onions, then tomato slices on the dough
Wash the thyme, shake dry, remove the leaves and sprinkle over the tomatoes. Season with salt and pepper. Bake on the lower shelf in a preheated oven (electric range: 200 °C/ convection oven: 175 °C/ gas: level 3) for 15-18 minutes. Remove, drizzle with olive oil, cut into pieces and serve
Waiting time approx. 20 minutes